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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * --------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * PolarPlot.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * --------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2004-2011, by Solution Engineering, Inc. and Contributors.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  Daniel Bridenbecker, Solution Engineering, Inc.;<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   David Gilbert (for Object Refinery Limited);<a name="line.33"></a>
<span class="sourceLineNo">034</span> *                   Martin Hoeller (patches 1871902 and 2850344);<a name="line.34"></a>
<span class="sourceLineNo">035</span> *<a name="line.35"></a>
<span class="sourceLineNo">036</span> * Changes<a name="line.36"></a>
<span class="sourceLineNo">037</span> * -------<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 19-Jan-2004 : Version 1, contributed by DB with minor changes by DG (DG);<a name="line.38"></a>
<span class="sourceLineNo">039</span> * 07-Apr-2004 : Changed text bounds calculation (DG);<a name="line.39"></a>
<span class="sourceLineNo">040</span> * 05-May-2005 : Updated draw() method parameters (DG);<a name="line.40"></a>
<span class="sourceLineNo">041</span> * 09-Jun-2005 : Fixed getDataRange() and equals() methods (DG);<a name="line.41"></a>
<span class="sourceLineNo">042</span> * 25-Oct-2005 : Implemented Zoomable (DG);<a name="line.42"></a>
<span class="sourceLineNo">043</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.43"></a>
<span class="sourceLineNo">044</span> * 07-Feb-2007 : Fixed bug 1599761, data value less than axis minimum (DG);<a name="line.44"></a>
<span class="sourceLineNo">045</span> * 21-Mar-2007 : Fixed serialization bug (DG);<a name="line.45"></a>
<span class="sourceLineNo">046</span> * 24-Sep-2007 : Implemented new zooming methods (DG);<a name="line.46"></a>
<span class="sourceLineNo">047</span> * 17-Feb-2007 : Added angle tick unit attribute (see patch 1871902 by<a name="line.47"></a>
<span class="sourceLineNo">048</span> *               Martin Hoeller) (DG);<a name="line.48"></a>
<span class="sourceLineNo">049</span> * 18-Dec-2008 : Use ResourceBundleWrapper - see patch 1607918 by<a name="line.49"></a>
<span class="sourceLineNo">050</span> *               Jess Thrysoee (DG);<a name="line.50"></a>
<span class="sourceLineNo">051</span> * 03-Sep-2009 : Applied patch 2850344 by Martin Hoeller (DG);<a name="line.51"></a>
<span class="sourceLineNo">052</span> * 27-Nov-2009 : Added support for multiple datasets, renderers and axes (DG);<a name="line.52"></a>
<span class="sourceLineNo">053</span> * 09-Dec-2009 : Extended getLegendItems() to handle multiple datasets (DG);<a name="line.53"></a>
<span class="sourceLineNo">054</span> * 25-Jun-2010 : Better support for multiple axes (MH);<a name="line.54"></a>
<span class="sourceLineNo">055</span> * 03-Oct-2011 : Added support for angleOffset and direction (MH);<a name="line.55"></a>
<span class="sourceLineNo">056</span> * 12-Nov-2011 : Fixed bug 3432721, log-axis doesn't work (MH);<a name="line.56"></a>
<span class="sourceLineNo">057</span> * <a name="line.57"></a>
<span class="sourceLineNo">058</span> */<a name="line.58"></a>
<span class="sourceLineNo">059</span><a name="line.59"></a>
<span class="sourceLineNo">060</span>package org.jfree.chart.plot;<a name="line.60"></a>
<span class="sourceLineNo">061</span><a name="line.61"></a>
<span class="sourceLineNo">062</span>import java.awt.AlphaComposite;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import java.awt.BasicStroke;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import java.awt.Color;<a name="line.64"></a>
<span class="sourceLineNo">065</span>import java.awt.Composite;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import java.awt.Font;<a name="line.66"></a>
<span class="sourceLineNo">067</span>import java.awt.FontMetrics;<a name="line.67"></a>
<span class="sourceLineNo">068</span>import java.awt.Graphics2D;<a name="line.68"></a>
<span class="sourceLineNo">069</span>import java.awt.Paint;<a name="line.69"></a>
<span class="sourceLineNo">070</span>import java.awt.Point;<a name="line.70"></a>
<span class="sourceLineNo">071</span>import java.awt.Shape;<a name="line.71"></a>
<span class="sourceLineNo">072</span>import java.awt.Stroke;<a name="line.72"></a>
<span class="sourceLineNo">073</span>import java.awt.geom.Point2D;<a name="line.73"></a>
<span class="sourceLineNo">074</span>import java.awt.geom.Rectangle2D;<a name="line.74"></a>
<span class="sourceLineNo">075</span>import java.io.IOException;<a name="line.75"></a>
<span class="sourceLineNo">076</span>import java.io.ObjectInputStream;<a name="line.76"></a>
<span class="sourceLineNo">077</span>import java.io.ObjectOutputStream;<a name="line.77"></a>
<span class="sourceLineNo">078</span>import java.io.Serializable;<a name="line.78"></a>
<span class="sourceLineNo">079</span>import java.util.ArrayList;<a name="line.79"></a>
<span class="sourceLineNo">080</span>import java.util.HashSet;<a name="line.80"></a>
<span class="sourceLineNo">081</span>import java.util.Iterator;<a name="line.81"></a>
<span class="sourceLineNo">082</span>import java.util.List;<a name="line.82"></a>
<span class="sourceLineNo">083</span>import java.util.Map;<a name="line.83"></a>
<span class="sourceLineNo">084</span>import java.util.ResourceBundle;<a name="line.84"></a>
<span class="sourceLineNo">085</span>import java.util.TreeMap;<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span>import org.jfree.chart.LegendItem;<a name="line.87"></a>
<span class="sourceLineNo">088</span>import org.jfree.chart.LegendItemCollection;<a name="line.88"></a>
<span class="sourceLineNo">089</span>import org.jfree.chart.axis.Axis;<a name="line.89"></a>
<span class="sourceLineNo">090</span>import org.jfree.chart.axis.AxisState;<a name="line.90"></a>
<span class="sourceLineNo">091</span>import org.jfree.chart.axis.NumberTick;<a name="line.91"></a>
<span class="sourceLineNo">092</span>import org.jfree.chart.axis.NumberTickUnit;<a name="line.92"></a>
<span class="sourceLineNo">093</span>import org.jfree.chart.axis.TickUnit;<a name="line.93"></a>
<span class="sourceLineNo">094</span>import org.jfree.chart.axis.ValueAxis;<a name="line.94"></a>
<span class="sourceLineNo">095</span>import org.jfree.chart.event.PlotChangeEvent;<a name="line.95"></a>
<span class="sourceLineNo">096</span>import org.jfree.chart.event.RendererChangeEvent;<a name="line.96"></a>
<span class="sourceLineNo">097</span>import org.jfree.chart.event.RendererChangeListener;<a name="line.97"></a>
<span class="sourceLineNo">098</span>import org.jfree.chart.renderer.PolarItemRenderer;<a name="line.98"></a>
<span class="sourceLineNo">099</span>import org.jfree.chart.util.ResourceBundleWrapper;<a name="line.99"></a>
<span class="sourceLineNo">100</span>import org.jfree.data.Range;<a name="line.100"></a>
<span class="sourceLineNo">101</span>import org.jfree.data.general.Dataset;<a name="line.101"></a>
<span class="sourceLineNo">102</span>import org.jfree.data.general.DatasetChangeEvent;<a name="line.102"></a>
<span class="sourceLineNo">103</span>import org.jfree.data.general.DatasetUtilities;<a name="line.103"></a>
<span class="sourceLineNo">104</span>import org.jfree.data.xy.XYDataset;<a name="line.104"></a>
<span class="sourceLineNo">105</span>import org.jfree.io.SerialUtilities;<a name="line.105"></a>
<span class="sourceLineNo">106</span>import org.jfree.text.TextUtilities;<a name="line.106"></a>
<span class="sourceLineNo">107</span>import org.jfree.ui.RectangleEdge;<a name="line.107"></a>
<span class="sourceLineNo">108</span>import org.jfree.ui.RectangleInsets;<a name="line.108"></a>
<span class="sourceLineNo">109</span>import org.jfree.ui.TextAnchor;<a name="line.109"></a>
<span class="sourceLineNo">110</span>import org.jfree.util.ObjectList;<a name="line.110"></a>
<span class="sourceLineNo">111</span>import org.jfree.util.ObjectUtilities;<a name="line.111"></a>
<span class="sourceLineNo">112</span>import org.jfree.util.PaintUtilities;<a name="line.112"></a>
<span class="sourceLineNo">113</span>import org.jfree.util.PublicCloneable;<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span>/**<a name="line.115"></a>
<span class="sourceLineNo">116</span> * Plots data that is in (theta, radius) pairs where<a name="line.116"></a>
<span class="sourceLineNo">117</span> * theta equal to zero is due north and increases clockwise.<a name="line.117"></a>
<span class="sourceLineNo">118</span> */<a name="line.118"></a>
<span class="sourceLineNo">119</span>public class PolarPlot extends Plot implements ValueAxisPlot, Zoomable,<a name="line.119"></a>
<span class="sourceLineNo">120</span>        RendererChangeListener, Cloneable, Serializable {<a name="line.120"></a>
<span class="sourceLineNo">121</span><a name="line.121"></a>
<span class="sourceLineNo">122</span>    /** For serialization. */<a name="line.122"></a>
<span class="sourceLineNo">123</span>    private static final long serialVersionUID = 3794383185924179525L;<a name="line.123"></a>
<span class="sourceLineNo">124</span><a name="line.124"></a>
<span class="sourceLineNo">125</span>    /** The default margin. */<a name="line.125"></a>
<span class="sourceLineNo">126</span>    private static final int DEFAULT_MARGIN = 20;<a name="line.126"></a>
<span class="sourceLineNo">127</span>   <a name="line.127"></a>
<span class="sourceLineNo">128</span>    /** The annotation margin. */<a name="line.128"></a>
<span class="sourceLineNo">129</span>    private static final double ANNOTATION_MARGIN = 7.0;<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span>    /**<a name="line.131"></a>
<span class="sourceLineNo">132</span>     * The default angle tick unit size.<a name="line.132"></a>
<span class="sourceLineNo">133</span>     *<a name="line.133"></a>
<span class="sourceLineNo">134</span>     * @since 1.0.10<a name="line.134"></a>
<span class="sourceLineNo">135</span>     */<a name="line.135"></a>
<span class="sourceLineNo">136</span>    public static final double DEFAULT_ANGLE_TICK_UNIT_SIZE = 45.0;<a name="line.136"></a>
<span class="sourceLineNo">137</span><a name="line.137"></a>
<span class="sourceLineNo">138</span>    /**<a name="line.138"></a>
<span class="sourceLineNo">139</span>     * The default angle offset.<a name="line.139"></a>
<span class="sourceLineNo">140</span>     * <a name="line.140"></a>
<span class="sourceLineNo">141</span>     * @since 1.0.14<a name="line.141"></a>
<span class="sourceLineNo">142</span>     */<a name="line.142"></a>
<span class="sourceLineNo">143</span>    public static final double DEFAULT_ANGLE_OFFSET = -90.0;<a name="line.143"></a>
<span class="sourceLineNo">144</span>    <a name="line.144"></a>
<span class="sourceLineNo">145</span>    /** The default grid line stroke. */<a name="line.145"></a>
<span class="sourceLineNo">146</span>    public static final Stroke DEFAULT_GRIDLINE_STROKE = new BasicStroke(<a name="line.146"></a>
<span class="sourceLineNo">147</span>            0.5f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL,<a name="line.147"></a>
<span class="sourceLineNo">148</span>            0.0f, new float[]{2.0f, 2.0f}, 0.0f);<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span>    /** The default grid line paint. */<a name="line.150"></a>
<span class="sourceLineNo">151</span>    public static final Paint DEFAULT_GRIDLINE_PAINT = Color.gray;<a name="line.151"></a>
<span class="sourceLineNo">152</span><a name="line.152"></a>
<span class="sourceLineNo">153</span>    /** The resourceBundle for the localization. */<a name="line.153"></a>
<span class="sourceLineNo">154</span>    protected static ResourceBundle localizationResources<a name="line.154"></a>
<span class="sourceLineNo">155</span>            = ResourceBundleWrapper.getBundle(<a name="line.155"></a>
<span class="sourceLineNo">156</span>                    "org.jfree.chart.plot.LocalizationBundle");<a name="line.156"></a>
<span class="sourceLineNo">157</span><a name="line.157"></a>
<span class="sourceLineNo">158</span>    /** The angles that are marked with gridlines. */<a name="line.158"></a>
<span class="sourceLineNo">159</span>    private List angleTicks;<a name="line.159"></a>
<span class="sourceLineNo">160</span><a name="line.160"></a>
<span class="sourceLineNo">161</span>    /** The range axis (used for the y-values). */<a name="line.161"></a>
<span class="sourceLineNo">162</span>    private ObjectList axes;<a name="line.162"></a>
<span class="sourceLineNo">163</span><a name="line.163"></a>
<span class="sourceLineNo">164</span>    /** The axis locations. */<a name="line.164"></a>
<span class="sourceLineNo">165</span>    private ObjectList axisLocations;<a name="line.165"></a>
<span class="sourceLineNo">166</span><a name="line.166"></a>
<span class="sourceLineNo">167</span>    /** Storage for the datasets. */<a name="line.167"></a>
<span class="sourceLineNo">168</span>    private ObjectList datasets;<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span>    /** Storage for the renderers. */<a name="line.170"></a>
<span class="sourceLineNo">171</span>    private ObjectList renderers;<a name="line.171"></a>
<span class="sourceLineNo">172</span><a name="line.172"></a>
<span class="sourceLineNo">173</span>    /**<a name="line.173"></a>
<span class="sourceLineNo">174</span>     * The tick unit that controls the spacing between the angular grid lines.<a name="line.174"></a>
<span class="sourceLineNo">175</span>     *<a name="line.175"></a>
<span class="sourceLineNo">176</span>     * @since 1.0.10<a name="line.176"></a>
<span class="sourceLineNo">177</span>     */<a name="line.177"></a>
<span class="sourceLineNo">178</span>    private TickUnit angleTickUnit;<a name="line.178"></a>
<span class="sourceLineNo">179</span><a name="line.179"></a>
<span class="sourceLineNo">180</span>    /**<a name="line.180"></a>
<span class="sourceLineNo">181</span>     * An offset for the angles, to start with 0 degrees at north, east, south<a name="line.181"></a>
<span class="sourceLineNo">182</span>     * or west.<a name="line.182"></a>
<span class="sourceLineNo">183</span>     * <a name="line.183"></a>
<span class="sourceLineNo">184</span>     * @since 1.0.14<a name="line.184"></a>
<span class="sourceLineNo">185</span>     */<a name="line.185"></a>
<span class="sourceLineNo">186</span>    private double angleOffset;<a name="line.186"></a>
<span class="sourceLineNo">187</span><a name="line.187"></a>
<span class="sourceLineNo">188</span>    /**<a name="line.188"></a>
<span class="sourceLineNo">189</span>     * A flag indicating if the angles increase counterclockwise or clockwise.<a name="line.189"></a>
<span class="sourceLineNo">190</span>     * <a name="line.190"></a>
<span class="sourceLineNo">191</span>     * @since 1.0.14<a name="line.191"></a>
<span class="sourceLineNo">192</span>     */<a name="line.192"></a>
<span class="sourceLineNo">193</span>    private boolean counterClockwise;<a name="line.193"></a>
<span class="sourceLineNo">194</span>    <a name="line.194"></a>
<span class="sourceLineNo">195</span>    /** A flag that controls whether or not the angle labels are visible. */<a name="line.195"></a>
<span class="sourceLineNo">196</span>    private boolean angleLabelsVisible = true;<a name="line.196"></a>
<span class="sourceLineNo">197</span><a name="line.197"></a>
<span class="sourceLineNo">198</span>    /** The font used to display the angle labels - never null. */<a name="line.198"></a>
<span class="sourceLineNo">199</span>    private Font angleLabelFont = new Font("SansSerif", Font.PLAIN, 12);<a name="line.199"></a>
<span class="sourceLineNo">200</span><a name="line.200"></a>
<span class="sourceLineNo">201</span>    /** The paint used to display the angle labels. */<a name="line.201"></a>
<span class="sourceLineNo">202</span>    private transient Paint angleLabelPaint = Color.black;<a name="line.202"></a>
<span class="sourceLineNo">203</span><a name="line.203"></a>
<span class="sourceLineNo">204</span>    /** A flag that controls whether the angular grid-lines are visible. */<a name="line.204"></a>
<span class="sourceLineNo">205</span>    private boolean angleGridlinesVisible;<a name="line.205"></a>
<span class="sourceLineNo">206</span><a name="line.206"></a>
<span class="sourceLineNo">207</span>    /** The stroke used to draw the angular grid-lines. */<a name="line.207"></a>
<span class="sourceLineNo">208</span>    private transient Stroke angleGridlineStroke;<a name="line.208"></a>
<span class="sourceLineNo">209</span><a name="line.209"></a>
<span class="sourceLineNo">210</span>    /** The paint used to draw the angular grid-lines. */<a name="line.210"></a>
<span class="sourceLineNo">211</span>    private transient Paint angleGridlinePaint;<a name="line.211"></a>
<span class="sourceLineNo">212</span><a name="line.212"></a>
<span class="sourceLineNo">213</span>    /** A flag that controls whether the radius grid-lines are visible. */<a name="line.213"></a>
<span class="sourceLineNo">214</span>    private boolean radiusGridlinesVisible;<a name="line.214"></a>
<span class="sourceLineNo">215</span><a name="line.215"></a>
<span class="sourceLineNo">216</span>    /** The stroke used to draw the radius grid-lines. */<a name="line.216"></a>
<span class="sourceLineNo">217</span>    private transient Stroke radiusGridlineStroke;<a name="line.217"></a>
<span class="sourceLineNo">218</span><a name="line.218"></a>
<span class="sourceLineNo">219</span>    /** The paint used to draw the radius grid-lines. */<a name="line.219"></a>
<span class="sourceLineNo">220</span>    private transient Paint radiusGridlinePaint;<a name="line.220"></a>
<span class="sourceLineNo">221</span><a name="line.221"></a>
<span class="sourceLineNo">222</span>    /** The annotations for the plot. */<a name="line.222"></a>
<span class="sourceLineNo">223</span>    private List cornerTextItems = new ArrayList();<a name="line.223"></a>
<span class="sourceLineNo">224</span><a name="line.224"></a>
<span class="sourceLineNo">225</span>    /** <a name="line.225"></a>
<span class="sourceLineNo">226</span>     * The actual margin in pixels.<a name="line.226"></a>
<span class="sourceLineNo">227</span>     *<a name="line.227"></a>
<span class="sourceLineNo">228</span>     * @since 1.0.14<a name="line.228"></a>
<span class="sourceLineNo">229</span>     */<a name="line.229"></a>
<span class="sourceLineNo">230</span>    private int margin;<a name="line.230"></a>
<span class="sourceLineNo">231</span>    <a name="line.231"></a>
<span class="sourceLineNo">232</span>    /**<a name="line.232"></a>
<span class="sourceLineNo">233</span>     * An optional collection of legend items that can be returned by the<a name="line.233"></a>
<span class="sourceLineNo">234</span>     * getLegendItems() method.<a name="line.234"></a>
<span class="sourceLineNo">235</span>     */<a name="line.235"></a>
<span class="sourceLineNo">236</span>    private LegendItemCollection fixedLegendItems;<a name="line.236"></a>
<span class="sourceLineNo">237</span><a name="line.237"></a>
<span class="sourceLineNo">238</span>    /**<a name="line.238"></a>
<span class="sourceLineNo">239</span>     * Storage for the mapping between datasets/renderers and range axes.  The<a name="line.239"></a>
<span class="sourceLineNo">240</span>     * keys in the map are Integer objects, corresponding to the dataset<a name="line.240"></a>
<span class="sourceLineNo">241</span>     * index.  The values in the map are List objects containing Integer<a name="line.241"></a>
<span class="sourceLineNo">242</span>     * objects (corresponding to the axis indices).  If the map contains no<a name="line.242"></a>
<span class="sourceLineNo">243</span>     * entry for a dataset, it is assumed to map to the primary domain axis<a name="line.243"></a>
<span class="sourceLineNo">244</span>     * (index = 0).<a name="line.244"></a>
<span class="sourceLineNo">245</span>     */<a name="line.245"></a>
<span class="sourceLineNo">246</span>    private Map datasetToAxesMap;<a name="line.246"></a>
<span class="sourceLineNo">247</span><a name="line.247"></a>
<span class="sourceLineNo">248</span>    /**<a name="line.248"></a>
<span class="sourceLineNo">249</span>     * Default constructor.<a name="line.249"></a>
<span class="sourceLineNo">250</span>     */<a name="line.250"></a>
<span class="sourceLineNo">251</span>    public PolarPlot() {<a name="line.251"></a>
<span class="sourceLineNo">252</span>        this(null, null, null);<a name="line.252"></a>
<span class="sourceLineNo">253</span>    }<a name="line.253"></a>
<span class="sourceLineNo">254</span><a name="line.254"></a>
<span class="sourceLineNo">255</span>   /**<a name="line.255"></a>
<span class="sourceLineNo">256</span>     * Creates a new plot.<a name="line.256"></a>
<span class="sourceLineNo">257</span>     *<a name="line.257"></a>
<span class="sourceLineNo">258</span>     * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.258"></a>
<span class="sourceLineNo">259</span>     * @param radiusAxis  the radius axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.259"></a>
<span class="sourceLineNo">260</span>     * @param renderer  the renderer (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.260"></a>
<span class="sourceLineNo">261</span>     */<a name="line.261"></a>
<span class="sourceLineNo">262</span>    public PolarPlot(XYDataset dataset, ValueAxis radiusAxis,<a name="line.262"></a>
<span class="sourceLineNo">263</span>                PolarItemRenderer renderer) {<a name="line.263"></a>
<span class="sourceLineNo">264</span><a name="line.264"></a>
<span class="sourceLineNo">265</span>        super();<a name="line.265"></a>
<span class="sourceLineNo">266</span><a name="line.266"></a>
<span class="sourceLineNo">267</span>        this.datasets = new ObjectList();<a name="line.267"></a>
<span class="sourceLineNo">268</span>        this.datasets.set(0, dataset);<a name="line.268"></a>
<span class="sourceLineNo">269</span>        if (dataset != null) {<a name="line.269"></a>
<span class="sourceLineNo">270</span>            dataset.addChangeListener(this);<a name="line.270"></a>
<span class="sourceLineNo">271</span>        }<a name="line.271"></a>
<span class="sourceLineNo">272</span>        this.angleTickUnit = new NumberTickUnit(DEFAULT_ANGLE_TICK_UNIT_SIZE);<a name="line.272"></a>
<span class="sourceLineNo">273</span><a name="line.273"></a>
<span class="sourceLineNo">274</span>        this.axes = new ObjectList();<a name="line.274"></a>
<span class="sourceLineNo">275</span>        this.datasetToAxesMap = new TreeMap();<a name="line.275"></a>
<span class="sourceLineNo">276</span>        this.axes.set(0, radiusAxis);<a name="line.276"></a>
<span class="sourceLineNo">277</span>        if (radiusAxis != null) {<a name="line.277"></a>
<span class="sourceLineNo">278</span>            radiusAxis.setPlot(this);<a name="line.278"></a>
<span class="sourceLineNo">279</span>            radiusAxis.addChangeListener(this);<a name="line.279"></a>
<span class="sourceLineNo">280</span>        }<a name="line.280"></a>
<span class="sourceLineNo">281</span><a name="line.281"></a>
<span class="sourceLineNo">282</span>        // define the default locations for up to 8 axes...<a name="line.282"></a>
<span class="sourceLineNo">283</span>        this.axisLocations = new ObjectList();<a name="line.283"></a>
<span class="sourceLineNo">284</span>        this.axisLocations.set(0, PolarAxisLocation.EAST_ABOVE);<a name="line.284"></a>
<span class="sourceLineNo">285</span>        this.axisLocations.set(1, PolarAxisLocation.NORTH_LEFT);<a name="line.285"></a>
<span class="sourceLineNo">286</span>        this.axisLocations.set(2, PolarAxisLocation.WEST_BELOW);<a name="line.286"></a>
<span class="sourceLineNo">287</span>        this.axisLocations.set(3, PolarAxisLocation.SOUTH_RIGHT);<a name="line.287"></a>
<span class="sourceLineNo">288</span>        this.axisLocations.set(4, PolarAxisLocation.EAST_BELOW);<a name="line.288"></a>
<span class="sourceLineNo">289</span>        this.axisLocations.set(5, PolarAxisLocation.NORTH_RIGHT);<a name="line.289"></a>
<span class="sourceLineNo">290</span>        this.axisLocations.set(6, PolarAxisLocation.WEST_ABOVE);<a name="line.290"></a>
<span class="sourceLineNo">291</span>        this.axisLocations.set(7, PolarAxisLocation.SOUTH_LEFT);<a name="line.291"></a>
<span class="sourceLineNo">292</span>        <a name="line.292"></a>
<span class="sourceLineNo">293</span>        this.renderers = new ObjectList();<a name="line.293"></a>
<span class="sourceLineNo">294</span>        this.renderers.set(0, renderer);<a name="line.294"></a>
<span class="sourceLineNo">295</span>        if (renderer != null) {<a name="line.295"></a>
<span class="sourceLineNo">296</span>            renderer.setPlot(this);<a name="line.296"></a>
<span class="sourceLineNo">297</span>            renderer.addChangeListener(this);<a name="line.297"></a>
<span class="sourceLineNo">298</span>        }<a name="line.298"></a>
<span class="sourceLineNo">299</span><a name="line.299"></a>
<span class="sourceLineNo">300</span>        this.angleOffset = DEFAULT_ANGLE_OFFSET;<a name="line.300"></a>
<span class="sourceLineNo">301</span>        this.counterClockwise = false;<a name="line.301"></a>
<span class="sourceLineNo">302</span>        this.angleGridlinesVisible = true;<a name="line.302"></a>
<span class="sourceLineNo">303</span>        this.angleGridlineStroke = DEFAULT_GRIDLINE_STROKE;<a name="line.303"></a>
<span class="sourceLineNo">304</span>        this.angleGridlinePaint = DEFAULT_GRIDLINE_PAINT;<a name="line.304"></a>
<span class="sourceLineNo">305</span><a name="line.305"></a>
<span class="sourceLineNo">306</span>        this.radiusGridlinesVisible = true;<a name="line.306"></a>
<span class="sourceLineNo">307</span>        this.radiusGridlineStroke = DEFAULT_GRIDLINE_STROKE;<a name="line.307"></a>
<span class="sourceLineNo">308</span>        this.radiusGridlinePaint = DEFAULT_GRIDLINE_PAINT;<a name="line.308"></a>
<span class="sourceLineNo">309</span>        this.margin = DEFAULT_MARGIN;<a name="line.309"></a>
<span class="sourceLineNo">310</span>    }<a name="line.310"></a>
<span class="sourceLineNo">311</span><a name="line.311"></a>
<span class="sourceLineNo">312</span>    /**<a name="line.312"></a>
<span class="sourceLineNo">313</span>     * Returns the plot type as a string.<a name="line.313"></a>
<span class="sourceLineNo">314</span>     *<a name="line.314"></a>
<span class="sourceLineNo">315</span>     * @return A short string describing the type of plot.<a name="line.315"></a>
<span class="sourceLineNo">316</span>     */<a name="line.316"></a>
<span class="sourceLineNo">317</span>    public String getPlotType() {<a name="line.317"></a>
<span class="sourceLineNo">318</span>       return PolarPlot.localizationResources.getString("Polar_Plot");<a name="line.318"></a>
<span class="sourceLineNo">319</span>    }<a name="line.319"></a>
<span class="sourceLineNo">320</span><a name="line.320"></a>
<span class="sourceLineNo">321</span>    /**<a name="line.321"></a>
<span class="sourceLineNo">322</span>     * Returns the primary axis for the plot.<a name="line.322"></a>
<span class="sourceLineNo">323</span>     *<a name="line.323"></a>
<span class="sourceLineNo">324</span>     * @return The primary axis (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.324"></a>
<span class="sourceLineNo">325</span>     *<a name="line.325"></a>
<span class="sourceLineNo">326</span>     * @see #setAxis(ValueAxis)<a name="line.326"></a>
<span class="sourceLineNo">327</span>     */<a name="line.327"></a>
<span class="sourceLineNo">328</span>    public ValueAxis getAxis() {<a name="line.328"></a>
<span class="sourceLineNo">329</span>        return getAxis(0);<a name="line.329"></a>
<span class="sourceLineNo">330</span>    }<a name="line.330"></a>
<span class="sourceLineNo">331</span><a name="line.331"></a>
<span class="sourceLineNo">332</span>    /**<a name="line.332"></a>
<span class="sourceLineNo">333</span>     * Returns an axis for the plot.<a name="line.333"></a>
<span class="sourceLineNo">334</span>     *<a name="line.334"></a>
<span class="sourceLineNo">335</span>     * @param index  the axis index.<a name="line.335"></a>
<span class="sourceLineNo">336</span>     *<a name="line.336"></a>
<span class="sourceLineNo">337</span>     * @return The axis (&lt;code&gt;null&lt;/code&gt; possible).<a name="line.337"></a>
<span class="sourceLineNo">338</span>     *<a name="line.338"></a>
<span class="sourceLineNo">339</span>     * @see #setAxis(int, ValueAxis)<a name="line.339"></a>
<span class="sourceLineNo">340</span>     * <a name="line.340"></a>
<span class="sourceLineNo">341</span>     * @since 1.0.14<a name="line.341"></a>
<span class="sourceLineNo">342</span>     */<a name="line.342"></a>
<span class="sourceLineNo">343</span>    public ValueAxis getAxis(int index) {<a name="line.343"></a>
<span class="sourceLineNo">344</span>        ValueAxis result = null;<a name="line.344"></a>
<span class="sourceLineNo">345</span>        if (index &lt; this.axes.size()) {<a name="line.345"></a>
<span class="sourceLineNo">346</span>            result = (ValueAxis) this.axes.get(index);<a name="line.346"></a>
<span class="sourceLineNo">347</span>        }<a name="line.347"></a>
<span class="sourceLineNo">348</span>        return result;<a name="line.348"></a>
<span class="sourceLineNo">349</span>    }<a name="line.349"></a>
<span class="sourceLineNo">350</span><a name="line.350"></a>
<span class="sourceLineNo">351</span>    /**<a name="line.351"></a>
<span class="sourceLineNo">352</span>     * Sets the primary axis for the plot and sends a {@link PlotChangeEvent}<a name="line.352"></a>
<span class="sourceLineNo">353</span>     * to all registered listeners.<a name="line.353"></a>
<span class="sourceLineNo">354</span>     *<a name="line.354"></a>
<span class="sourceLineNo">355</span>     * @param axis  the new primary axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.355"></a>
<span class="sourceLineNo">356</span>     */<a name="line.356"></a>
<span class="sourceLineNo">357</span>    public void setAxis(ValueAxis axis) {<a name="line.357"></a>
<span class="sourceLineNo">358</span>        setAxis(0, axis);<a name="line.358"></a>
<span class="sourceLineNo">359</span>    }<a name="line.359"></a>
<span class="sourceLineNo">360</span><a name="line.360"></a>
<span class="sourceLineNo">361</span>    /**<a name="line.361"></a>
<span class="sourceLineNo">362</span>     * Sets an axis for the plot and sends a {@link PlotChangeEvent} to all<a name="line.362"></a>
<span class="sourceLineNo">363</span>     * registered listeners.<a name="line.363"></a>
<span class="sourceLineNo">364</span>     *<a name="line.364"></a>
<span class="sourceLineNo">365</span>     * @param index  the axis index.<a name="line.365"></a>
<span class="sourceLineNo">366</span>     * @param axis  the axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.366"></a>
<span class="sourceLineNo">367</span>     *<a name="line.367"></a>
<span class="sourceLineNo">368</span>     * @see #getAxis(int)<a name="line.368"></a>
<span class="sourceLineNo">369</span>     *<a name="line.369"></a>
<span class="sourceLineNo">370</span>     * @since 1.0.14<a name="line.370"></a>
<span class="sourceLineNo">371</span>     */<a name="line.371"></a>
<span class="sourceLineNo">372</span>    public void setAxis(int index, ValueAxis axis) {<a name="line.372"></a>
<span class="sourceLineNo">373</span>        setAxis(index, axis, true);<a name="line.373"></a>
<span class="sourceLineNo">374</span>    }<a name="line.374"></a>
<span class="sourceLineNo">375</span><a name="line.375"></a>
<span class="sourceLineNo">376</span>    /**<a name="line.376"></a>
<span class="sourceLineNo">377</span>     * Sets an axis for the plot and, if requested, sends a<a name="line.377"></a>
<span class="sourceLineNo">378</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.378"></a>
<span class="sourceLineNo">379</span>     *<a name="line.379"></a>
<span class="sourceLineNo">380</span>     * @param index  the axis index.<a name="line.380"></a>
<span class="sourceLineNo">381</span>     * @param axis  the axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.381"></a>
<span class="sourceLineNo">382</span>     * @param notify  notify listeners?<a name="line.382"></a>
<span class="sourceLineNo">383</span>     *<a name="line.383"></a>
<span class="sourceLineNo">384</span>     * @see #getAxis(int)<a name="line.384"></a>
<span class="sourceLineNo">385</span>     *<a name="line.385"></a>
<span class="sourceLineNo">386</span>     * @since 1.0.14<a name="line.386"></a>
<span class="sourceLineNo">387</span>     */<a name="line.387"></a>
<span class="sourceLineNo">388</span>    public void setAxis(int index, ValueAxis axis, boolean notify) {<a name="line.388"></a>
<span class="sourceLineNo">389</span>        ValueAxis existing = getAxis(index);<a name="line.389"></a>
<span class="sourceLineNo">390</span>        if (existing != null) {<a name="line.390"></a>
<span class="sourceLineNo">391</span>            existing.removeChangeListener(this);<a name="line.391"></a>
<span class="sourceLineNo">392</span>        }<a name="line.392"></a>
<span class="sourceLineNo">393</span>        if (axis != null) {<a name="line.393"></a>
<span class="sourceLineNo">394</span>            axis.setPlot(this);<a name="line.394"></a>
<span class="sourceLineNo">395</span>        }<a name="line.395"></a>
<span class="sourceLineNo">396</span>        this.axes.set(index, axis);<a name="line.396"></a>
<span class="sourceLineNo">397</span>        if (axis != null) {<a name="line.397"></a>
<span class="sourceLineNo">398</span>            axis.configure();<a name="line.398"></a>
<span class="sourceLineNo">399</span>            axis.addChangeListener(this);<a name="line.399"></a>
<span class="sourceLineNo">400</span>        }<a name="line.400"></a>
<span class="sourceLineNo">401</span>        if (notify) {<a name="line.401"></a>
<span class="sourceLineNo">402</span>            fireChangeEvent();<a name="line.402"></a>
<span class="sourceLineNo">403</span>        }<a name="line.403"></a>
<span class="sourceLineNo">404</span>    }<a name="line.404"></a>
<span class="sourceLineNo">405</span><a name="line.405"></a>
<span class="sourceLineNo">406</span>    /**<a name="line.406"></a>
<span class="sourceLineNo">407</span>     * Returns the location of the primary axis.<a name="line.407"></a>
<span class="sourceLineNo">408</span>     *<a name="line.408"></a>
<span class="sourceLineNo">409</span>     * @return The location (never &lt;code&gt;null&lt;/code&gt;).<a name="line.409"></a>
<span class="sourceLineNo">410</span>     *<a name="line.410"></a>
<span class="sourceLineNo">411</span>     * @see #setAxisLocation(PolarAxisLocation)<a name="line.411"></a>
<span class="sourceLineNo">412</span>     *<a name="line.412"></a>
<span class="sourceLineNo">413</span>     * @since 1.0.14<a name="line.413"></a>
<span class="sourceLineNo">414</span>     */<a name="line.414"></a>
<span class="sourceLineNo">415</span>    public PolarAxisLocation getAxisLocation() {<a name="line.415"></a>
<span class="sourceLineNo">416</span>        return getAxisLocation(0);<a name="line.416"></a>
<span class="sourceLineNo">417</span>    }<a name="line.417"></a>
<span class="sourceLineNo">418</span><a name="line.418"></a>
<span class="sourceLineNo">419</span>    /**<a name="line.419"></a>
<span class="sourceLineNo">420</span>     * Returns the location for an axis.<a name="line.420"></a>
<span class="sourceLineNo">421</span>     *<a name="line.421"></a>
<span class="sourceLineNo">422</span>     * @param index  the axis index.<a name="line.422"></a>
<span class="sourceLineNo">423</span>     *<a name="line.423"></a>
<span class="sourceLineNo">424</span>     * @return The location (never &lt;code&gt;null&lt;/code&gt;).<a name="line.424"></a>
<span class="sourceLineNo">425</span>     *<a name="line.425"></a>
<span class="sourceLineNo">426</span>     * @see #setAxisLocation(int, PolarAxisLocation)<a name="line.426"></a>
<span class="sourceLineNo">427</span>     *<a name="line.427"></a>
<span class="sourceLineNo">428</span>     * @since 1.0.14<a name="line.428"></a>
<span class="sourceLineNo">429</span>     */<a name="line.429"></a>
<span class="sourceLineNo">430</span>    public PolarAxisLocation getAxisLocation(int index) {<a name="line.430"></a>
<span class="sourceLineNo">431</span>        PolarAxisLocation result = null;<a name="line.431"></a>
<span class="sourceLineNo">432</span>        if (index &lt; this.axisLocations.size()) {<a name="line.432"></a>
<span class="sourceLineNo">433</span>            result = (PolarAxisLocation) this.axisLocations.get(index);<a name="line.433"></a>
<span class="sourceLineNo">434</span>        }<a name="line.434"></a>
<span class="sourceLineNo">435</span>        return result;<a name="line.435"></a>
<span class="sourceLineNo">436</span>    }<a name="line.436"></a>
<span class="sourceLineNo">437</span><a name="line.437"></a>
<span class="sourceLineNo">438</span>    /**<a name="line.438"></a>
<span class="sourceLineNo">439</span>     * Sets the location of the primary axis and sends a<a name="line.439"></a>
<span class="sourceLineNo">440</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.440"></a>
<span class="sourceLineNo">441</span>     *<a name="line.441"></a>
<span class="sourceLineNo">442</span>     * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.442"></a>
<span class="sourceLineNo">443</span>     *<a name="line.443"></a>
<span class="sourceLineNo">444</span>     * @see #getAxisLocation()<a name="line.444"></a>
<span class="sourceLineNo">445</span>     *<a name="line.445"></a>
<span class="sourceLineNo">446</span>     * @since 1.0.14<a name="line.446"></a>
<span class="sourceLineNo">447</span>     */<a name="line.447"></a>
<span class="sourceLineNo">448</span>    public void setAxisLocation(PolarAxisLocation location) {<a name="line.448"></a>
<span class="sourceLineNo">449</span>        // delegate...<a name="line.449"></a>
<span class="sourceLineNo">450</span>        setAxisLocation(0, location, true);<a name="line.450"></a>
<span class="sourceLineNo">451</span>    }<a name="line.451"></a>
<span class="sourceLineNo">452</span><a name="line.452"></a>
<span class="sourceLineNo">453</span>    /**<a name="line.453"></a>
<span class="sourceLineNo">454</span>     * Sets the location of the primary axis and, if requested, sends a<a name="line.454"></a>
<span class="sourceLineNo">455</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.455"></a>
<span class="sourceLineNo">456</span>     *<a name="line.456"></a>
<span class="sourceLineNo">457</span>     * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.457"></a>
<span class="sourceLineNo">458</span>     * @param notify  notify listeners?<a name="line.458"></a>
<span class="sourceLineNo">459</span>     *<a name="line.459"></a>
<span class="sourceLineNo">460</span>     * @see #getAxisLocation()<a name="line.460"></a>
<span class="sourceLineNo">461</span>     *<a name="line.461"></a>
<span class="sourceLineNo">462</span>     * @since 1.0.14<a name="line.462"></a>
<span class="sourceLineNo">463</span>     */<a name="line.463"></a>
<span class="sourceLineNo">464</span>    public void setAxisLocation(PolarAxisLocation location, boolean notify) {<a name="line.464"></a>
<span class="sourceLineNo">465</span>        // delegate...<a name="line.465"></a>
<span class="sourceLineNo">466</span>        setAxisLocation(0, location, notify);<a name="line.466"></a>
<span class="sourceLineNo">467</span>    }<a name="line.467"></a>
<span class="sourceLineNo">468</span><a name="line.468"></a>
<span class="sourceLineNo">469</span>    /**<a name="line.469"></a>
<span class="sourceLineNo">470</span>     * Sets the location for an axis and sends a {@link PlotChangeEvent}<a name="line.470"></a>
<span class="sourceLineNo">471</span>     * to all registered listeners.<a name="line.471"></a>
<span class="sourceLineNo">472</span>     *<a name="line.472"></a>
<span class="sourceLineNo">473</span>     * @param index  the axis index.<a name="line.473"></a>
<span class="sourceLineNo">474</span>     * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.474"></a>
<span class="sourceLineNo">475</span>     *<a name="line.475"></a>
<span class="sourceLineNo">476</span>     * @see #getAxisLocation(int)<a name="line.476"></a>
<span class="sourceLineNo">477</span>     *<a name="line.477"></a>
<span class="sourceLineNo">478</span>     * @since 1.0.14<a name="line.478"></a>
<span class="sourceLineNo">479</span>     */<a name="line.479"></a>
<span class="sourceLineNo">480</span>    public void setAxisLocation(int index, PolarAxisLocation location) {<a name="line.480"></a>
<span class="sourceLineNo">481</span>        // delegate...<a name="line.481"></a>
<span class="sourceLineNo">482</span>        setAxisLocation(index, location, true);<a name="line.482"></a>
<span class="sourceLineNo">483</span>    }<a name="line.483"></a>
<span class="sourceLineNo">484</span><a name="line.484"></a>
<span class="sourceLineNo">485</span>    /**<a name="line.485"></a>
<span class="sourceLineNo">486</span>     * Sets the axis location for an axis and, if requested, sends a<a name="line.486"></a>
<span class="sourceLineNo">487</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.487"></a>
<span class="sourceLineNo">488</span>     *<a name="line.488"></a>
<span class="sourceLineNo">489</span>     * @param index  the axis index.<a name="line.489"></a>
<span class="sourceLineNo">490</span>     * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.490"></a>
<span class="sourceLineNo">491</span>     * @param notify  notify listeners?<a name="line.491"></a>
<span class="sourceLineNo">492</span>     *<a name="line.492"></a>
<span class="sourceLineNo">493</span>     * @since 1.0.14<a name="line.493"></a>
<span class="sourceLineNo">494</span>     */<a name="line.494"></a>
<span class="sourceLineNo">495</span>    public void setAxisLocation(int index, PolarAxisLocation location,<a name="line.495"></a>
<span class="sourceLineNo">496</span>            boolean notify) {<a name="line.496"></a>
<span class="sourceLineNo">497</span>        if (location == null) {<a name="line.497"></a>
<span class="sourceLineNo">498</span>            throw new IllegalArgumentException("Null 'location' argument.");<a name="line.498"></a>
<span class="sourceLineNo">499</span>        }<a name="line.499"></a>
<span class="sourceLineNo">500</span>        this.axisLocations.set(index, location);<a name="line.500"></a>
<span class="sourceLineNo">501</span>        if (notify) {<a name="line.501"></a>
<span class="sourceLineNo">502</span>            fireChangeEvent();<a name="line.502"></a>
<span class="sourceLineNo">503</span>        }<a name="line.503"></a>
<span class="sourceLineNo">504</span>    }<a name="line.504"></a>
<span class="sourceLineNo">505</span><a name="line.505"></a>
<span class="sourceLineNo">506</span>    /**<a name="line.506"></a>
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<span class="sourceLineNo">508</span>     *<a name="line.508"></a>
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<span class="sourceLineNo">604</span>     * @return The index.<a name="line.604"></a>
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<span class="sourceLineNo">768</span><a name="line.768"></a>
<span class="sourceLineNo">769</span>    /**<a name="line.769"></a>
<span class="sourceLineNo">770</span>     * Sets the flag for increasing angle degrees direction.<a name="line.770"></a>
<span class="sourceLineNo">771</span>     * <a name="line.771"></a>
<span class="sourceLineNo">772</span>     * &lt;code&gt;true&lt;/code&gt; for counterclockwise, &lt;code&gt;false&lt;/code&gt; for<a name="line.772"></a>
<span class="sourceLineNo">773</span>     * clockwise.<a name="line.773"></a>
<span class="sourceLineNo">774</span>     * <a name="line.774"></a>
<span class="sourceLineNo">775</span>     * @param counterClockwise The flag.<a name="line.775"></a>
<span class="sourceLineNo">776</span>     * @since 1.0.14<a name="line.776"></a>
<span class="sourceLineNo">777</span>     */<a name="line.777"></a>
<span class="sourceLineNo">778</span>    public void setCounterClockwise(boolean counterClockwise)<a name="line.778"></a>
<span class="sourceLineNo">779</span>    {<a name="line.779"></a>
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<span class="sourceLineNo">782</span><a name="line.782"></a>
<span class="sourceLineNo">783</span>    /**<a name="line.783"></a>
<span class="sourceLineNo">784</span>     * Returns a flag that controls whether or not the angle labels are visible.<a name="line.784"></a>
<span class="sourceLineNo">785</span>     *<a name="line.785"></a>
<span class="sourceLineNo">786</span>     * @return A boolean.<a name="line.786"></a>
<span class="sourceLineNo">787</span>     *<a name="line.787"></a>
<span class="sourceLineNo">788</span>     * @see #setAngleLabelsVisible(boolean)<a name="line.788"></a>
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<span class="sourceLineNo">790</span>    public boolean isAngleLabelsVisible() {<a name="line.790"></a>
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<span class="sourceLineNo">793</span><a name="line.793"></a>
<span class="sourceLineNo">794</span>    /**<a name="line.794"></a>
<span class="sourceLineNo">795</span>     * Sets the flag that controls whether or not the angle labels are visible,<a name="line.795"></a>
<span class="sourceLineNo">796</span>     * and sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.796"></a>
<span class="sourceLineNo">797</span>     *<a name="line.797"></a>
<span class="sourceLineNo">798</span>     * @param visible  the flag.<a name="line.798"></a>
<span class="sourceLineNo">799</span>     *<a name="line.799"></a>
<span class="sourceLineNo">800</span>     * @see #isAngleLabelsVisible()<a name="line.800"></a>
<span class="sourceLineNo">801</span>     */<a name="line.801"></a>
<span class="sourceLineNo">802</span>    public void setAngleLabelsVisible(boolean visible) {<a name="line.802"></a>
<span class="sourceLineNo">803</span>        if (this.angleLabelsVisible != visible) {<a name="line.803"></a>
<span class="sourceLineNo">804</span>            this.angleLabelsVisible = visible;<a name="line.804"></a>
<span class="sourceLineNo">805</span>            fireChangeEvent();<a name="line.805"></a>
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<span class="sourceLineNo">808</span><a name="line.808"></a>
<span class="sourceLineNo">809</span>    /**<a name="line.809"></a>
<span class="sourceLineNo">810</span>     * Returns the font used to display the angle labels.<a name="line.810"></a>
<span class="sourceLineNo">811</span>     *<a name="line.811"></a>
<span class="sourceLineNo">812</span>     * @return A font (never &lt;code&gt;null&lt;/code&gt;).<a name="line.812"></a>
<span class="sourceLineNo">813</span>     *<a name="line.813"></a>
<span class="sourceLineNo">814</span>     * @see #setAngleLabelFont(Font)<a name="line.814"></a>
<span class="sourceLineNo">815</span>     */<a name="line.815"></a>
<span class="sourceLineNo">816</span>    public Font getAngleLabelFont() {<a name="line.816"></a>
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<span class="sourceLineNo">819</span><a name="line.819"></a>
<span class="sourceLineNo">820</span>    /**<a name="line.820"></a>
<span class="sourceLineNo">821</span>     * Sets the font used to display the angle labels and sends a<a name="line.821"></a>
<span class="sourceLineNo">822</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.822"></a>
<span class="sourceLineNo">823</span>     *<a name="line.823"></a>
<span class="sourceLineNo">824</span>     * @param font  the font (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.824"></a>
<span class="sourceLineNo">825</span>     *<a name="line.825"></a>
<span class="sourceLineNo">826</span>     * @see #getAngleLabelFont()<a name="line.826"></a>
<span class="sourceLineNo">827</span>     */<a name="line.827"></a>
<span class="sourceLineNo">828</span>    public void setAngleLabelFont(Font font) {<a name="line.828"></a>
<span class="sourceLineNo">829</span>        if (font == null) {<a name="line.829"></a>
<span class="sourceLineNo">830</span>            throw new IllegalArgumentException("Null 'font' argument.");<a name="line.830"></a>
<span class="sourceLineNo">831</span>        }<a name="line.831"></a>
<span class="sourceLineNo">832</span>        this.angleLabelFont = font;<a name="line.832"></a>
<span class="sourceLineNo">833</span>        fireChangeEvent();<a name="line.833"></a>
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<span class="sourceLineNo">835</span><a name="line.835"></a>
<span class="sourceLineNo">836</span>    /**<a name="line.836"></a>
<span class="sourceLineNo">837</span>     * Returns the paint used to display the angle labels.<a name="line.837"></a>
<span class="sourceLineNo">838</span>     *<a name="line.838"></a>
<span class="sourceLineNo">839</span>     * @return A paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.839"></a>
<span class="sourceLineNo">840</span>     *<a name="line.840"></a>
<span class="sourceLineNo">841</span>     * @see #setAngleLabelPaint(Paint)<a name="line.841"></a>
<span class="sourceLineNo">842</span>     */<a name="line.842"></a>
<span class="sourceLineNo">843</span>    public Paint getAngleLabelPaint() {<a name="line.843"></a>
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<span class="sourceLineNo">846</span><a name="line.846"></a>
<span class="sourceLineNo">847</span>    /**<a name="line.847"></a>
<span class="sourceLineNo">848</span>     * Sets the paint used to display the angle labels and sends a<a name="line.848"></a>
<span class="sourceLineNo">849</span>     * {@link PlotChangeEvent} to all registered listeners.<a name="line.849"></a>
<span class="sourceLineNo">850</span>     *<a name="line.850"></a>
<span class="sourceLineNo">851</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.851"></a>
<span class="sourceLineNo">852</span>     */<a name="line.852"></a>
<span class="sourceLineNo">853</span>    public void setAngleLabelPaint(Paint paint) {<a name="line.853"></a>
<span class="sourceLineNo">854</span>        if (paint == null) {<a name="line.854"></a>
<span class="sourceLineNo">855</span>            throw new IllegalArgumentException("Null 'paint' argument.");<a name="line.855"></a>
<span class="sourceLineNo">856</span>        }<a name="line.856"></a>
<span class="sourceLineNo">857</span>        this.angleLabelPaint = paint;<a name="line.857"></a>
<span class="sourceLineNo">858</span>        fireChangeEvent();<a name="line.858"></a>
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<span class="sourceLineNo">860</span><a name="line.860"></a>
<span class="sourceLineNo">861</span>    /**<a name="line.861"></a>
<span class="sourceLineNo">862</span>     * Returns &lt;code&gt;true&lt;/code&gt; if the angular gridlines are visible, and<a name="line.862"></a>
<span class="sourceLineNo">863</span>     * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.863"></a>
<span class="sourceLineNo">864</span>     *<a name="line.864"></a>
<span class="sourceLineNo">865</span>     * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.865"></a>
<span class="sourceLineNo">866</span>     *<a name="line.866"></a>
<span class="sourceLineNo">867</span>     * @see #setAngleGridlinesVisible(boolean)<a name="line.867"></a>
<span class="sourceLineNo">868</span>     */<a name="line.868"></a>
<span class="sourceLineNo">869</span>    public boolean isAngleGridlinesVisible() {<a name="line.869"></a>
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<span class="sourceLineNo">872</span><a name="line.872"></a>
<span class="sourceLineNo">873</span>    /**<a name="line.873"></a>
<span class="sourceLineNo">874</span>     * Sets the flag that controls whether or not the angular grid-lines are<a name="line.874"></a>
<span class="sourceLineNo">875</span>     * visible.<a name="line.875"></a>
<span class="sourceLineNo">876</span>     * &lt;p&gt;<a name="line.876"></a>
<span class="sourceLineNo">877</span>     * If the flag value is changed, a {@link PlotChangeEvent} is sent to all<a name="line.877"></a>
<span class="sourceLineNo">878</span>     * registered listeners.<a name="line.878"></a>
<span class="sourceLineNo">879</span>     *<a name="line.879"></a>
<span class="sourceLineNo">880</span>     * @param visible  the new value of the flag.<a name="line.880"></a>
<span class="sourceLineNo">881</span>     *<a name="line.881"></a>
<span class="sourceLineNo">882</span>     * @see #isAngleGridlinesVisible()<a name="line.882"></a>
<span class="sourceLineNo">883</span>     */<a name="line.883"></a>
<span class="sourceLineNo">884</span>    public void setAngleGridlinesVisible(boolean visible) {<a name="line.884"></a>
<span class="sourceLineNo">885</span>        if (this.angleGridlinesVisible != visible) {<a name="line.885"></a>
<span class="sourceLineNo">886</span>            this.angleGridlinesVisible = visible;<a name="line.886"></a>
<span class="sourceLineNo">887</span>            fireChangeEvent();<a name="line.887"></a>
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<span class="sourceLineNo">889</span>    }<a name="line.889"></a>
<span class="sourceLineNo">890</span><a name="line.890"></a>
<span class="sourceLineNo">891</span>    /**<a name="line.891"></a>
<span class="sourceLineNo">892</span>     * Returns the stroke for the grid-lines (if any) plotted against the<a name="line.892"></a>
<span class="sourceLineNo">893</span>     * angular axis.<a name="line.893"></a>
<span class="sourceLineNo">894</span>     *<a name="line.894"></a>
<span class="sourceLineNo">895</span>     * @return The stroke (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.895"></a>
<span class="sourceLineNo">896</span>     *<a name="line.896"></a>
<span class="sourceLineNo">897</span>     * @see #setAngleGridlineStroke(Stroke)<a name="line.897"></a>
<span class="sourceLineNo">898</span>     */<a name="line.898"></a>
<span class="sourceLineNo">899</span>    public Stroke getAngleGridlineStroke() {<a name="line.899"></a>
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<span class="sourceLineNo">902</span><a name="line.902"></a>
<span class="sourceLineNo">903</span>    /**<a name="line.903"></a>
<span class="sourceLineNo">904</span>     * Sets the stroke for the grid lines plotted against the angular axis and<a name="line.904"></a>
<span class="sourceLineNo">905</span>     * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.905"></a>
<span class="sourceLineNo">906</span>     * &lt;p&gt;<a name="line.906"></a>
<span class="sourceLineNo">907</span>     * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.907"></a>
<span class="sourceLineNo">908</span>     *<a name="line.908"></a>
<span class="sourceLineNo">909</span>     * @param stroke  the stroke (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.909"></a>
<span class="sourceLineNo">910</span>     *<a name="line.910"></a>
<span class="sourceLineNo">911</span>     * @see #getAngleGridlineStroke()<a name="line.911"></a>
<span class="sourceLineNo">912</span>     */<a name="line.912"></a>
<span class="sourceLineNo">913</span>    public void setAngleGridlineStroke(Stroke stroke) {<a name="line.913"></a>
<span class="sourceLineNo">914</span>        this.angleGridlineStroke = stroke;<a name="line.914"></a>
<span class="sourceLineNo">915</span>        fireChangeEvent();<a name="line.915"></a>
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<span class="sourceLineNo">917</span><a name="line.917"></a>
<span class="sourceLineNo">918</span>    /**<a name="line.918"></a>
<span class="sourceLineNo">919</span>     * Returns the paint for the grid lines (if any) plotted against the<a name="line.919"></a>
<span class="sourceLineNo">920</span>     * angular axis.<a name="line.920"></a>
<span class="sourceLineNo">921</span>     *<a name="line.921"></a>
<span class="sourceLineNo">922</span>     * @return The paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.922"></a>
<span class="sourceLineNo">923</span>     *<a name="line.923"></a>
<span class="sourceLineNo">924</span>     * @see #setAngleGridlinePaint(Paint)<a name="line.924"></a>
<span class="sourceLineNo">925</span>     */<a name="line.925"></a>
<span class="sourceLineNo">926</span>    public Paint getAngleGridlinePaint() {<a name="line.926"></a>
<span class="sourceLineNo">927</span>        return this.angleGridlinePaint;<a name="line.927"></a>
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<span class="sourceLineNo">929</span><a name="line.929"></a>
<span class="sourceLineNo">930</span>    /**<a name="line.930"></a>
<span class="sourceLineNo">931</span>     * Sets the paint for the grid lines plotted against the angular axis.<a name="line.931"></a>
<span class="sourceLineNo">932</span>     * &lt;p&gt;<a name="line.932"></a>
<span class="sourceLineNo">933</span>     * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.933"></a>
<span class="sourceLineNo">934</span>     *<a name="line.934"></a>
<span class="sourceLineNo">935</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.935"></a>
<span class="sourceLineNo">936</span>     *<a name="line.936"></a>
<span class="sourceLineNo">937</span>     * @see #getAngleGridlinePaint()<a name="line.937"></a>
<span class="sourceLineNo">938</span>     */<a name="line.938"></a>
<span class="sourceLineNo">939</span>    public void setAngleGridlinePaint(Paint paint) {<a name="line.939"></a>
<span class="sourceLineNo">940</span>        this.angleGridlinePaint = paint;<a name="line.940"></a>
<span class="sourceLineNo">941</span>        fireChangeEvent();<a name="line.941"></a>
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<span class="sourceLineNo">943</span><a name="line.943"></a>
<span class="sourceLineNo">944</span>    /**<a name="line.944"></a>
<span class="sourceLineNo">945</span>     * Returns &lt;code&gt;true&lt;/code&gt; if the radius axis grid is visible, and<a name="line.945"></a>
<span class="sourceLineNo">946</span>     * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.946"></a>
<span class="sourceLineNo">947</span>     *<a name="line.947"></a>
<span class="sourceLineNo">948</span>     * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.948"></a>
<span class="sourceLineNo">949</span>     *<a name="line.949"></a>
<span class="sourceLineNo">950</span>     * @see #setRadiusGridlinesVisible(boolean)<a name="line.950"></a>
<span class="sourceLineNo">951</span>     */<a name="line.951"></a>
<span class="sourceLineNo">952</span>    public boolean isRadiusGridlinesVisible() {<a name="line.952"></a>
<span class="sourceLineNo">953</span>        return this.radiusGridlinesVisible;<a name="line.953"></a>
<span class="sourceLineNo">954</span>    }<a name="line.954"></a>
<span class="sourceLineNo">955</span><a name="line.955"></a>
<span class="sourceLineNo">956</span>    /**<a name="line.956"></a>
<span class="sourceLineNo">957</span>     * Sets the flag that controls whether or not the radius axis grid lines<a name="line.957"></a>
<span class="sourceLineNo">958</span>     * are visible.<a name="line.958"></a>
<span class="sourceLineNo">959</span>     * &lt;p&gt;<a name="line.959"></a>
<span class="sourceLineNo">960</span>     * If the flag value is changed, a {@link PlotChangeEvent} is sent to all<a name="line.960"></a>
<span class="sourceLineNo">961</span>     * registered listeners.<a name="line.961"></a>
<span class="sourceLineNo">962</span>     *<a name="line.962"></a>
<span class="sourceLineNo">963</span>     * @param visible  the new value of the flag.<a name="line.963"></a>
<span class="sourceLineNo">964</span>     *<a name="line.964"></a>
<span class="sourceLineNo">965</span>     * @see #isRadiusGridlinesVisible()<a name="line.965"></a>
<span class="sourceLineNo">966</span>     */<a name="line.966"></a>
<span class="sourceLineNo">967</span>    public void setRadiusGridlinesVisible(boolean visible) {<a name="line.967"></a>
<span class="sourceLineNo">968</span>        if (this.radiusGridlinesVisible != visible) {<a name="line.968"></a>
<span class="sourceLineNo">969</span>            this.radiusGridlinesVisible = visible;<a name="line.969"></a>
<span class="sourceLineNo">970</span>            fireChangeEvent();<a name="line.970"></a>
<span class="sourceLineNo">971</span>        }<a name="line.971"></a>
<span class="sourceLineNo">972</span>    }<a name="line.972"></a>
<span class="sourceLineNo">973</span><a name="line.973"></a>
<span class="sourceLineNo">974</span>    /**<a name="line.974"></a>
<span class="sourceLineNo">975</span>     * Returns the stroke for the grid lines (if any) plotted against the<a name="line.975"></a>
<span class="sourceLineNo">976</span>     * radius axis.<a name="line.976"></a>
<span class="sourceLineNo">977</span>     *<a name="line.977"></a>
<span class="sourceLineNo">978</span>     * @return The stroke (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.978"></a>
<span class="sourceLineNo">979</span>     *<a name="line.979"></a>
<span class="sourceLineNo">980</span>     * @see #setRadiusGridlineStroke(Stroke)<a name="line.980"></a>
<span class="sourceLineNo">981</span>     */<a name="line.981"></a>
<span class="sourceLineNo">982</span>    public Stroke getRadiusGridlineStroke() {<a name="line.982"></a>
<span class="sourceLineNo">983</span>        return this.radiusGridlineStroke;<a name="line.983"></a>
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<span class="sourceLineNo">985</span><a name="line.985"></a>
<span class="sourceLineNo">986</span>    /**<a name="line.986"></a>
<span class="sourceLineNo">987</span>     * Sets the stroke for the grid lines plotted against the radius axis and<a name="line.987"></a>
<span class="sourceLineNo">988</span>     * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.988"></a>
<span class="sourceLineNo">989</span>     * &lt;p&gt;<a name="line.989"></a>
<span class="sourceLineNo">990</span>     * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.990"></a>
<span class="sourceLineNo">991</span>     *<a name="line.991"></a>
<span class="sourceLineNo">992</span>     * @param stroke  the stroke (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.992"></a>
<span class="sourceLineNo">993</span>     *<a name="line.993"></a>
<span class="sourceLineNo">994</span>     * @see #getRadiusGridlineStroke()<a name="line.994"></a>
<span class="sourceLineNo">995</span>     */<a name="line.995"></a>
<span class="sourceLineNo">996</span>    public void setRadiusGridlineStroke(Stroke stroke) {<a name="line.996"></a>
<span class="sourceLineNo">997</span>        this.radiusGridlineStroke = stroke;<a name="line.997"></a>
<span class="sourceLineNo">998</span>        fireChangeEvent();<a name="line.998"></a>
<span class="sourceLineNo">999</span>    }<a name="line.999"></a>
<span class="sourceLineNo">1000</span><a name="line.1000"></a>
<span class="sourceLineNo">1001</span>    /**<a name="line.1001"></a>
<span class="sourceLineNo">1002</span>     * Returns the paint for the grid lines (if any) plotted against the radius<a name="line.1002"></a>
<span class="sourceLineNo">1003</span>     * axis.<a name="line.1003"></a>
<span class="sourceLineNo">1004</span>     *<a name="line.1004"></a>
<span class="sourceLineNo">1005</span>     * @return The paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1005"></a>
<span class="sourceLineNo">1006</span>     *<a name="line.1006"></a>
<span class="sourceLineNo">1007</span>     * @see #setRadiusGridlinePaint(Paint)<a name="line.1007"></a>
<span class="sourceLineNo">1008</span>     */<a name="line.1008"></a>
<span class="sourceLineNo">1009</span>    public Paint getRadiusGridlinePaint() {<a name="line.1009"></a>
<span class="sourceLineNo">1010</span>        return this.radiusGridlinePaint;<a name="line.1010"></a>
<span class="sourceLineNo">1011</span>    }<a name="line.1011"></a>
<span class="sourceLineNo">1012</span><a name="line.1012"></a>
<span class="sourceLineNo">1013</span>    /**<a name="line.1013"></a>
<span class="sourceLineNo">1014</span>     * Sets the paint for the grid lines plotted against the radius axis and<a name="line.1014"></a>
<span class="sourceLineNo">1015</span>     * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.1015"></a>
<span class="sourceLineNo">1016</span>     * &lt;p&gt;<a name="line.1016"></a>
<span class="sourceLineNo">1017</span>     * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.1017"></a>
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<span class="sourceLineNo">1196</span>     *<a name="line.1196"></a>
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<span class="sourceLineNo">1264</span>     *<a name="line.1264"></a>
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<span class="sourceLineNo">1267</span>     * @since 1.0.14<a name="line.1267"></a>
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<span class="sourceLineNo">1288</span>     *<a name="line.1288"></a>
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<span class="sourceLineNo">1290</span>     *<a name="line.1290"></a>
<span class="sourceLineNo">1291</span>     * @since 1.0.14<a name="line.1291"></a>
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<span class="sourceLineNo">1309</span>     *<a name="line.1309"></a>
<span class="sourceLineNo">1310</span>     * @param renderer  the renderer (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1310"></a>
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<span class="sourceLineNo">1312</span>     * @return The renderer index.<a name="line.1312"></a>
<span class="sourceLineNo">1313</span>     *<a name="line.1313"></a>
<span class="sourceLineNo">1314</span>     * @since 1.0.14<a name="line.1314"></a>
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<span class="sourceLineNo">1322</span>     * printer).<a name="line.1322"></a>
<span class="sourceLineNo">1323</span>     * &lt;P&gt;<a name="line.1323"></a>
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<span class="sourceLineNo">1326</span>     * be changed easily.<a name="line.1326"></a>
<span class="sourceLineNo">1327</span>     * &lt;P&gt;<a name="line.1327"></a>
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<span class="sourceLineNo">1345</span>        boolean b2 = (area.getHeight() &lt;= MINIMUM_HEIGHT_TO_DRAW);<a name="line.1345"></a>
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<span class="sourceLineNo">1349</span><a name="line.1349"></a>
<span class="sourceLineNo">1350</span>        // record the plot area...<a name="line.1350"></a>
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<span class="sourceLineNo">1354</span><a name="line.1354"></a>
<span class="sourceLineNo">1355</span>        // adjust the drawing area for the plot insets (if any)...<a name="line.1355"></a>
<span class="sourceLineNo">1356</span>        RectangleInsets insets = getInsets();<a name="line.1356"></a>
<span class="sourceLineNo">1357</span>        insets.trim(area);<a name="line.1357"></a>
<span class="sourceLineNo">1358</span><a name="line.1358"></a>
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<span class="sourceLineNo">1363</span><a name="line.1363"></a>
<span class="sourceLineNo">1364</span>        // draw the plot background and axes...<a name="line.1364"></a>
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<span class="sourceLineNo">1366</span>        int axisCount = this.axes.size();<a name="line.1366"></a>
<span class="sourceLineNo">1367</span>        AxisState state = null;<a name="line.1367"></a>
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<span class="sourceLineNo">1371</span>                PolarAxisLocation location<a name="line.1371"></a>
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<span class="sourceLineNo">1373</span>                AxisState s = this.drawAxis(axis, location, g2, dataArea);<a name="line.1373"></a>
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<span class="sourceLineNo">1379</span><a name="line.1379"></a>
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<span class="sourceLineNo">1382</span>        Shape originalClip = g2.getClip();<a name="line.1382"></a>
<span class="sourceLineNo">1383</span>        Composite originalComposite = g2.getComposite();<a name="line.1383"></a>
<span class="sourceLineNo">1384</span><a name="line.1384"></a>
<span class="sourceLineNo">1385</span>        g2.clip(dataArea);<a name="line.1385"></a>
<span class="sourceLineNo">1386</span>        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,<a name="line.1386"></a>
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<span class="sourceLineNo">1388</span>        this.angleTicks = refreshAngleTicks();<a name="line.1388"></a>
<span class="sourceLineNo">1389</span>        drawGridlines(g2, dataArea, this.angleTicks, state.getTicks());<a name="line.1389"></a>
<span class="sourceLineNo">1390</span>        render(g2, dataArea, info);<a name="line.1390"></a>
<span class="sourceLineNo">1391</span>        g2.setClip(originalClip);<a name="line.1391"></a>
<span class="sourceLineNo">1392</span>        g2.setComposite(originalComposite);<a name="line.1392"></a>
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<span class="sourceLineNo">1397</span>    /**<a name="line.1397"></a>
<span class="sourceLineNo">1398</span>     * Draws the corner text items.<a name="line.1398"></a>
<span class="sourceLineNo">1399</span>     *<a name="line.1399"></a>
<span class="sourceLineNo">1400</span>     * @param g2  the drawing surface.<a name="line.1400"></a>
<span class="sourceLineNo">1401</span>     * @param area  the area.<a name="line.1401"></a>
<span class="sourceLineNo">1402</span>     */<a name="line.1402"></a>
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<span class="sourceLineNo">1408</span>        g2.setColor(Color.black);<a name="line.1408"></a>
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<span class="sourceLineNo">1410</span>        double height = 0.0;<a name="line.1410"></a>
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<span class="sourceLineNo">1413</span>            FontMetrics fm = g2.getFontMetrics();<a name="line.1413"></a>
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<span class="sourceLineNo">1419</span>        double xadj = ANNOTATION_MARGIN * 2.0;<a name="line.1419"></a>
<span class="sourceLineNo">1420</span>        double yadj = ANNOTATION_MARGIN;<a name="line.1420"></a>
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<span class="sourceLineNo">1422</span>        height += yadj;<a name="line.1422"></a>
<span class="sourceLineNo">1423</span><a name="line.1423"></a>
<span class="sourceLineNo">1424</span>        double x = area.getMaxX() - width;<a name="line.1424"></a>
<span class="sourceLineNo">1425</span>        double y = area.getMaxY() - height;<a name="line.1425"></a>
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<span class="sourceLineNo">1439</span>     *<a name="line.1439"></a>
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<span class="sourceLineNo">1441</span>     * @param location  the axis location.<a name="line.1441"></a>
<span class="sourceLineNo">1442</span>     * @param g2  the graphics target.<a name="line.1442"></a>
<span class="sourceLineNo">1443</span>     * @param plotArea  the plot area.<a name="line.1443"></a>
<span class="sourceLineNo">1444</span>     *<a name="line.1444"></a>
<span class="sourceLineNo">1445</span>     * @return The axis state.<a name="line.1445"></a>
<span class="sourceLineNo">1446</span>     *<a name="line.1446"></a>
<span class="sourceLineNo">1447</span>     * @since 1.0.14<a name="line.1447"></a>
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<span class="sourceLineNo">1452</span>        double centerX = plotArea.getCenterX();<a name="line.1452"></a>
<span class="sourceLineNo">1453</span>        double centerY = plotArea.getCenterY();<a name="line.1453"></a>
<span class="sourceLineNo">1454</span>        double r = Math.min(plotArea.getWidth() / 2.0,<a name="line.1454"></a>
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<span class="sourceLineNo">1456</span>        double x = centerX - r;<a name="line.1456"></a>
<span class="sourceLineNo">1457</span>        double y = centerY - r;<a name="line.1457"></a>
<span class="sourceLineNo">1458</span><a name="line.1458"></a>
<span class="sourceLineNo">1459</span>        Rectangle2D dataArea = null;<a name="line.1459"></a>
<span class="sourceLineNo">1460</span>        AxisState result = null;<a name="line.1460"></a>
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<span class="sourceLineNo">1969</span>    /**<a name="line.1969"></a>
<span class="sourceLineNo">1970</span>     * Multiplies the range on the range axis by the specified factor.<a name="line.1970"></a>
<span class="sourceLineNo">1971</span>     *<a name="line.1971"></a>
<span class="sourceLineNo">1972</span>     * @param factor  the zoom factor.<a name="line.1972"></a>
<span class="sourceLineNo">1973</span>     * @param info  the plot rendering info.<a name="line.1973"></a>
<span class="sourceLineNo">1974</span>     * @param source  the source point (in Java2D space).<a name="line.1974"></a>
<span class="sourceLineNo">1975</span>     * @param useAnchor  use source point as zoom anchor?<a name="line.1975"></a>
<span class="sourceLineNo">1976</span>     *<a name="line.1976"></a>
<span class="sourceLineNo">1977</span>     * @see #zoomDomainAxes(double, PlotRenderingInfo, Point2D, boolean)<a name="line.1977"></a>
<span class="sourceLineNo">1978</span>     *<a name="line.1978"></a>
<span class="sourceLineNo">1979</span>     * @since 1.0.7<a name="line.1979"></a>
<span class="sourceLineNo">1980</span>     */<a name="line.1980"></a>
<span class="sourceLineNo">1981</span>    public void zoomRangeAxes(double factor, PlotRenderingInfo info,<a name="line.1981"></a>
<span class="sourceLineNo">1982</span>                              Point2D source, boolean useAnchor) {<a name="line.1982"></a>
<span class="sourceLineNo">1983</span>        // get the source coordinate - this plot has always a VERTICAL<a name="line.1983"></a>
<span class="sourceLineNo">1984</span>        // orientation<a name="line.1984"></a>
<span class="sourceLineNo">1985</span>        final double sourceX = source.getX();<a name="line.1985"></a>
<span class="sourceLineNo">1986</span><a name="line.1986"></a>
<span class="sourceLineNo">1987</span>        for (int axisIdx = 0; axisIdx &lt; getAxisCount(); axisIdx++) {<a name="line.1987"></a>
<span class="sourceLineNo">1988</span>            final ValueAxis axis = getAxis(axisIdx);<a name="line.1988"></a>
<span class="sourceLineNo">1989</span>            if (axis != null) {<a name="line.1989"></a>
<span class="sourceLineNo">1990</span>                if (useAnchor) {<a name="line.1990"></a>
<span class="sourceLineNo">1991</span>                    double anchorX = axis.java2DToValue(sourceX,<a name="line.1991"></a>
<span class="sourceLineNo">1992</span>                            info.getDataArea(), RectangleEdge.BOTTOM);<a name="line.1992"></a>
<span class="sourceLineNo">1993</span>                    axis.resizeRange(factor, anchorX);<a name="line.1993"></a>
<span class="sourceLineNo">1994</span>                }<a name="line.1994"></a>
<span class="sourceLineNo">1995</span>                else {<a name="line.1995"></a>
<span class="sourceLineNo">1996</span>                    axis.resizeRange(factor);<a name="line.1996"></a>
<span class="sourceLineNo">1997</span>                }<a name="line.1997"></a>
<span class="sourceLineNo">1998</span>            }<a name="line.1998"></a>
<span class="sourceLineNo">1999</span>        }<a name="line.1999"></a>
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<span class="sourceLineNo">2001</span><a name="line.2001"></a>
<span class="sourceLineNo">2002</span>    /**<a name="line.2002"></a>
<span class="sourceLineNo">2003</span>     * Zooms in on the range axes.<a name="line.2003"></a>
<span class="sourceLineNo">2004</span>     *<a name="line.2004"></a>
<span class="sourceLineNo">2005</span>     * @param lowerPercent  the new lower bound.<a name="line.2005"></a>
<span class="sourceLineNo">2006</span>     * @param upperPercent  the new upper bound.<a name="line.2006"></a>
<span class="sourceLineNo">2007</span>     * @param state  the plot state.<a name="line.2007"></a>
<span class="sourceLineNo">2008</span>     * @param source  the source point (in Java2D coordinates).<a name="line.2008"></a>
<span class="sourceLineNo">2009</span>     */<a name="line.2009"></a>
<span class="sourceLineNo">2010</span>    public void zoomRangeAxes(double lowerPercent, double upperPercent,<a name="line.2010"></a>
<span class="sourceLineNo">2011</span>                              PlotRenderingInfo state, Point2D source) {<a name="line.2011"></a>
<span class="sourceLineNo">2012</span>        zoom((upperPercent + lowerPercent) / 2.0);<a name="line.2012"></a>
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<span class="sourceLineNo">2014</span><a name="line.2014"></a>
<span class="sourceLineNo">2015</span>    /**<a name="line.2015"></a>
<span class="sourceLineNo">2016</span>     * Returns &lt;code&gt;false&lt;/code&gt; always.<a name="line.2016"></a>
<span class="sourceLineNo">2017</span>     *<a name="line.2017"></a>
<span class="sourceLineNo">2018</span>     * @return &lt;code&gt;false&lt;/code&gt; always.<a name="line.2018"></a>
<span class="sourceLineNo">2019</span>     */<a name="line.2019"></a>
<span class="sourceLineNo">2020</span>    public boolean isDomainZoomable() {<a name="line.2020"></a>
<span class="sourceLineNo">2021</span>        return false;<a name="line.2021"></a>
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<span class="sourceLineNo">2023</span><a name="line.2023"></a>
<span class="sourceLineNo">2024</span>    /**<a name="line.2024"></a>
<span class="sourceLineNo">2025</span>     * Returns &lt;code&gt;true&lt;/code&gt; to indicate that the range axis is zoomable.<a name="line.2025"></a>
<span class="sourceLineNo">2026</span>     *<a name="line.2026"></a>
<span class="sourceLineNo">2027</span>     * @return &lt;code&gt;true&lt;/code&gt;.<a name="line.2027"></a>
<span class="sourceLineNo">2028</span>     */<a name="line.2028"></a>
<span class="sourceLineNo">2029</span>    public boolean isRangeZoomable() {<a name="line.2029"></a>
<span class="sourceLineNo">2030</span>        return true;<a name="line.2030"></a>
<span class="sourceLineNo">2031</span>    }<a name="line.2031"></a>
<span class="sourceLineNo">2032</span><a name="line.2032"></a>
<span class="sourceLineNo">2033</span>    /**<a name="line.2033"></a>
<span class="sourceLineNo">2034</span>     * Returns the orientation of the plot.<a name="line.2034"></a>
<span class="sourceLineNo">2035</span>     *<a name="line.2035"></a>
<span class="sourceLineNo">2036</span>     * @return The orientation.<a name="line.2036"></a>
<span class="sourceLineNo">2037</span>     */<a name="line.2037"></a>
<span class="sourceLineNo">2038</span>    public PlotOrientation getOrientation() {<a name="line.2038"></a>
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<span class="sourceLineNo">2042</span>    /**<a name="line.2042"></a>
<span class="sourceLineNo">2043</span>     * Translates a (theta, radius) pair into Java2D coordinates.  If<a name="line.2043"></a>
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<span class="sourceLineNo">2045</span>     * this method returns the centre point.<a name="line.2045"></a>
<span class="sourceLineNo">2046</span>     *<a name="line.2046"></a>
<span class="sourceLineNo">2047</span>     * @param angleDegrees  the angle in degrees.<a name="line.2047"></a>
<span class="sourceLineNo">2048</span>     * @param radius  the radius.<a name="line.2048"></a>
<span class="sourceLineNo">2049</span>     * @param dataArea  the data area.<a name="line.2049"></a>
<span class="sourceLineNo">2050</span>     *<a name="line.2050"></a>
<span class="sourceLineNo">2051</span>     * @return A point in Java2D space.<a name="line.2051"></a>
<span class="sourceLineNo">2052</span>     *<a name="line.2052"></a>
<span class="sourceLineNo">2053</span>     * @since 1.0.14<a name="line.2053"></a>
<span class="sourceLineNo">2054</span>     */<a name="line.2054"></a>
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<span class="sourceLineNo">2057</span><a name="line.2057"></a>
<span class="sourceLineNo">2058</span>        if (counterClockwise)<a name="line.2058"></a>
<span class="sourceLineNo">2059</span>            angleDegrees = -angleDegrees;<a name="line.2059"></a>
<span class="sourceLineNo">2060</span>        double radians = Math.toRadians(angleDegrees + this.angleOffset);<a name="line.2060"></a>
<span class="sourceLineNo">2061</span><a name="line.2061"></a>
<span class="sourceLineNo">2062</span>        double minx = dataArea.getMinX() + this.margin;<a name="line.2062"></a>
<span class="sourceLineNo">2063</span>        double maxx = dataArea.getMaxX() - this.margin;<a name="line.2063"></a>
<span class="sourceLineNo">2064</span>        double miny = dataArea.getMinY() + this.margin;<a name="line.2064"></a>
<span class="sourceLineNo">2065</span>        double maxy = dataArea.getMaxY() - this.margin;<a name="line.2065"></a>
<span class="sourceLineNo">2066</span><a name="line.2066"></a>
<span class="sourceLineNo">2067</span>        double halfWidth = (maxx - minx) / 2.0;<a name="line.2067"></a>
<span class="sourceLineNo">2068</span>        double halfHeight = (maxy - miny) / 2.0;<a name="line.2068"></a>
<span class="sourceLineNo">2069</span><a name="line.2069"></a>
<span class="sourceLineNo">2070</span>        double midX = minx + halfWidth;<a name="line.2070"></a>
<span class="sourceLineNo">2071</span>        double midY = miny + halfHeight;<a name="line.2071"></a>
<span class="sourceLineNo">2072</span>        <a name="line.2072"></a>
<span class="sourceLineNo">2073</span>        double l = Math.min(halfWidth, halfHeight);<a name="line.2073"></a>
<span class="sourceLineNo">2074</span>        Rectangle2D quadrant = new Rectangle2D.Double(midX, midY, l, l);<a name="line.2074"></a>
<span class="sourceLineNo">2075</span><a name="line.2075"></a>
<span class="sourceLineNo">2076</span>        double axisMin = axis.getLowerBound();<a name="line.2076"></a>
<span class="sourceLineNo">2077</span>        double adjustedRadius = Math.max(radius, axisMin);<a name="line.2077"></a>
<span class="sourceLineNo">2078</span>       <a name="line.2078"></a>
<span class="sourceLineNo">2079</span>        double length = axis.valueToJava2D(adjustedRadius, quadrant, RectangleEdge.BOTTOM) - midX;<a name="line.2079"></a>
<span class="sourceLineNo">2080</span>        float x = (float) (midX + Math.cos(radians) * length);<a name="line.2080"></a>
<span class="sourceLineNo">2081</span>        float y = (float) (midY + Math.sin(radians) * length);<a name="line.2081"></a>
<span class="sourceLineNo">2082</span>        <a name="line.2082"></a>
<span class="sourceLineNo">2083</span>        int ix = Math.round(x);<a name="line.2083"></a>
<span class="sourceLineNo">2084</span>        int iy = Math.round(y);<a name="line.2084"></a>
<span class="sourceLineNo">2085</span><a name="line.2085"></a>
<span class="sourceLineNo">2086</span>        Point p = new Point(ix, iy);<a name="line.2086"></a>
<span class="sourceLineNo">2087</span>        return p;<a name="line.2087"></a>
<span class="sourceLineNo">2088</span><a name="line.2088"></a>
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<span class="sourceLineNo">2090</span><a name="line.2090"></a>
<span class="sourceLineNo">2091</span>    /**<a name="line.2091"></a>
<span class="sourceLineNo">2092</span>     * Translates a (theta, radius) pair into Java2D coordinates.  If<a name="line.2092"></a>
<span class="sourceLineNo">2093</span>     * &lt;code&gt;radius&lt;/code&gt; is less than the lower bound of the axis, then<a name="line.2093"></a>
<span class="sourceLineNo">2094</span>     * this method returns the centre point.<a name="line.2094"></a>
<span class="sourceLineNo">2095</span>     *<a name="line.2095"></a>
<span class="sourceLineNo">2096</span>     * @param angleDegrees  the angle in degrees.<a name="line.2096"></a>
<span class="sourceLineNo">2097</span>     * @param radius  the radius.<a name="line.2097"></a>
<span class="sourceLineNo">2098</span>     * @param dataArea  the data area.<a name="line.2098"></a>
<span class="sourceLineNo">2099</span>     *<a name="line.2099"></a>
<span class="sourceLineNo">2100</span>     * @return A point in Java2D space.<a name="line.2100"></a>
<span class="sourceLineNo">2101</span>     *<a name="line.2101"></a>
<span class="sourceLineNo">2102</span>     * @deprecated Since 1.0.14, use {@link #translateToJava2D(double, double,<a name="line.2102"></a>
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<span class="sourceLineNo">2105</span>    public Point translateValueThetaRadiusToJava2D(double angleDegrees,<a name="line.2105"></a>
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<span class="sourceLineNo">2108</span>        return translateToJava2D(angleDegrees, radius, getAxis(), dataArea);<a name="line.2108"></a>
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<span class="sourceLineNo">2110</span><a name="line.2110"></a>
<span class="sourceLineNo">2111</span>    /**<a name="line.2111"></a>
<span class="sourceLineNo">2112</span>     * Returns the upper bound of the radius axis.<a name="line.2112"></a>
<span class="sourceLineNo">2113</span>     *<a name="line.2113"></a>
<span class="sourceLineNo">2114</span>     * @return The upper bound.<a name="line.2114"></a>
<span class="sourceLineNo">2115</span>     *<a name="line.2115"></a>
<span class="sourceLineNo">2116</span>     * @deprecated Since 1.0.14, use {@link #getAxis()} and call the<a name="line.2116"></a>
<span class="sourceLineNo">2117</span>     *         getUpperBound() method.<a name="line.2117"></a>
<span class="sourceLineNo">2118</span>     */<a name="line.2118"></a>
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<span class="sourceLineNo">2122</span><a name="line.2122"></a>
<span class="sourceLineNo">2123</span>    /**<a name="line.2123"></a>
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<span class="sourceLineNo">2126</span>     *<a name="line.2126"></a>
<span class="sourceLineNo">2127</span>     * @return The series count.<a name="line.2127"></a>
<span class="sourceLineNo">2128</span>     *<a name="line.2128"></a>
<span class="sourceLineNo">2129</span>     * @deprecated Since 1.0.14, grab a reference to the dataset and check<a name="line.2129"></a>
<span class="sourceLineNo">2130</span>     *     the series count directly.<a name="line.2130"></a>
<span class="sourceLineNo">2131</span>     */<a name="line.2131"></a>
<span class="sourceLineNo">2132</span>    public int getSeriesCount() {<a name="line.2132"></a>
<span class="sourceLineNo">2133</span>        int result = 0;<a name="line.2133"></a>
<span class="sourceLineNo">2134</span>        XYDataset dataset = getDataset(0);<a name="line.2134"></a>
<span class="sourceLineNo">2135</span>        if (dataset != null) {<a name="line.2135"></a>
<span class="sourceLineNo">2136</span>            result = dataset.getSeriesCount();<a name="line.2136"></a>
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<span class="sourceLineNo">2138</span>        return result;<a name="line.2138"></a>
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<span class="sourceLineNo">2141</span>    /**<a name="line.2141"></a>
<span class="sourceLineNo">2142</span>     * A utility method for drawing the axes.<a name="line.2142"></a>
<span class="sourceLineNo">2143</span>     *<a name="line.2143"></a>
<span class="sourceLineNo">2144</span>     * @param g2  the graphics device.<a name="line.2144"></a>
<span class="sourceLineNo">2145</span>     * @param plotArea  the plot area.<a name="line.2145"></a>
<span class="sourceLineNo">2146</span>     * @param dataArea  the data area.<a name="line.2146"></a>
<span class="sourceLineNo">2147</span>     *<a name="line.2147"></a>
<span class="sourceLineNo">2148</span>     * @return A map containing the axis states.<a name="line.2148"></a>
<span class="sourceLineNo">2149</span>     *<a name="line.2149"></a>
<span class="sourceLineNo">2150</span>     * @deprecated As of version 1.0.14, this method is no longer used.<a name="line.2150"></a>
<span class="sourceLineNo">2151</span>     */<a name="line.2151"></a>
<span class="sourceLineNo">2152</span>    protected AxisState drawAxis(Graphics2D g2, Rectangle2D plotArea,<a name="line.2152"></a>
<span class="sourceLineNo">2153</span>                                 Rectangle2D dataArea) {<a name="line.2153"></a>
<span class="sourceLineNo">2154</span>        return getAxis().draw(g2, dataArea.getMinY(), plotArea, dataArea,<a name="line.2154"></a>
<span class="sourceLineNo">2155</span>                RectangleEdge.TOP, null);<a name="line.2155"></a>
<span class="sourceLineNo">2156</span>    }<a name="line.2156"></a>
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<span class="sourceLineNo">2158</span>}<a name="line.2158"></a>




























































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